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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 969 · 40 questions
TalentJR

How to work it out (Back to 100%): Write what you know: p% is a. The whole (100%) = a × 100 ÷ p. Check: p% of your answer must give a back.

NameDateTime takenScore ___ / 40
  1. 1.Diya spent ₹45, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  2. 2.29 is 10% of ?
  3. 3.20% of a number is 4. What is the number?
  4. 4.190 is 50% of ?
  5. 5.Anaya spent ₹77, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  6. 6.24 is 30% of ?
  7. 7.13 is 20% of ?
  8. 8.Ishaan spent ₹9, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  9. 9.25% of a number is 22. What is the number?
  10. 10.Kabir spent ₹68, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  11. 11.30 is 12% of ?
  12. 12.40% of a number is 140. What is the number?
  13. 13.80% of a number is 244. What is the number?
  14. 14.20% of a number is 17. What is the number?
  15. 15.108 is 30% of ?
  16. 16.Meera spent ₹33, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  17. 17.40% of a number is 96. What is the number?
  18. 18.20% of a number is 10. What is the number?
  19. 19.40% of a number is 104. What is the number?
  20. 20.5% of a number is 14. What is the number?
  21. 21.12% of a number is 15. What is the number?
  22. 22.Dev spent ₹33, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  23. 23.73 is 20% of ?
  24. 24.54 is 20% of ?
  25. 25.Arjun spent ₹210, which is 60% of the pocket money. How much pocket money did Arjun have, in rupees?
  26. 26.Isha spent ₹27, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  27. 27.33 is 10% of ?
  28. 28.Sara spent ₹74, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  29. 29.Dev spent ₹18, which is 15% of the pocket money. How much pocket money did Dev have, in rupees?
  30. 30.60% of a number is 141. What is the number?
  31. 31.12% of a number is 3. What is the number?
  32. 32.Meera spent ₹120, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  33. 33.Dev spent ₹156, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  34. 34.60% of a number is 225. What is the number?
  35. 35.75% of a number is 162. What is the number?
  36. 36.Diya spent ₹54, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  37. 37.Diya spent ₹39, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  38. 38.20% of a number is 3. What is the number?
  39. 39.25% of a number is 74. What is the number?
  40. 40.20% of a number is 42. What is the number?

Answer key

  1. 375
  2. 290
  3. 20
  4. 380
  5. 385
  6. 80
  7. 65
  8. 75
  9. 88
  10. 170
  11. 250
  12. 350
  13. 305
  14. 85
  15. 360
  16. 55
  17. 240
  18. 50
  19. 260
  20. 280
  21. 125
  22. 55
  23. 365
  24. 270
  25. 350
  26. 54
  27. 330
  28. 370
  29. 120
  30. 235
  31. 25
  32. 400
  33. 260
  34. 375
  35. 216
  36. 180
  37. 390
  38. 15
  39. 296
  40. 210

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